Get the minimum POS expression for KMAP below.

a$.(A+B)*(\frac{?}{\text{b}\text{a}\text{r}}(C))$

b$.(A\frac{+}{b}ar(B)).(C)$

c$.AB\frac{+}{b}ar(C)$

d$.\frac{?}{\text{b}\text{a}\text{r}}\frac{A}{b}ar(B)+C$